Generous, comfort-cut design features Synthesis Performance Insulation—Eureka’s lightest, most-compressible, and resilient insulation to date. The proprietary blend of synthetic fibers is engineered to optimize thermal performance in an ultra-soft, easy to pack, and durable sleeping bag fit for any adventure. Learn More

This bag is hotter than ever. Seriously. The restyled Cosmic 20°F sleeping bag now has the exceptional warmth of 550-fill hydrophobic DriDown™ for higher performance. That means more moisture defense and quicker drying in the cold and wet.
Versatile enough to use in three seasons, with great features like a thermal comfort hood and top draft collar, it’s a no-brainer for backpackers who love to be outside in rain, snow or shine. Learn More